TAIRA, T. Complex topological soliton with real energy in particle physics. Acta Polytechnica, [S. l.], v. 62, n. 1, p. 197–207, 2022. DOI: 10.14311/AP.2022.62.0197. Disponível em: https://ojs.cvut.cz/ojs/index.php/ap/article/view/7660. Acesso em: 5 may. 2024.